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// Copyright (C) 2024 Jarek Kobus
// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef TASKING_TASKTREERUNNER_H
#define TASKING_TASKTREERUNNER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "tasking_global.h"
#include "tasktree.h"
#include <QtCore/QObject>
QT_BEGIN_NAMESPACE
namespace Tasking {
class TASKING_EXPORT TaskTreeRunner : public QObject
{
Q_OBJECT
public:
using SetupHandler = std::function<void(TaskTree *)>;
using DoneHandler = std::function<void(DoneWith)>;
~TaskTreeRunner();
bool isRunning() const { return bool(m_taskTree); }
// When task tree is running it resets the old task tree.
void start(const Group &recipe,
const SetupHandler &setupHandler = {},
const DoneHandler &doneHandler = {});
// When task tree is running it emits done(DoneWith::Cancel) synchronously.
void cancel();
// No done() signal is emitted.
void reset();
Q_SIGNALS:
void aboutToStart(TaskTree *taskTree);
void done(DoneWith result);
private:
std::unique_ptr<TaskTree> m_taskTree;
};
} // namespace Tasking
QT_END_NAMESPACE
#endif // TASKING_TASKTREERUNNER_H
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